25results about How to "Stable working environment" patented technology

The utility model relates to the technical field of medical treatment, and discloses a drug transdermal tester with a shock absorption function, which comprises a detector, the top of the detector is fixedly connected with a detection platform, the right side of the top of the detection platform is fixedly connected with a placing base, the bottom of the placing base is fixedly connected with a servo motor, and the servo motor is fixedly connected with a damping device. The output end of the servo motor is fixedly connected with a rotating disc, the inner wall of the rotating disc is fixedly connected with a first rotating shaft, the left end and the right end of the first rotating shaft are rotationally connected with connecting shafts, the ends, away from each other, of the two connecting shafts are rotationally connected with sliding blocks, and the bottoms of the two sliding blocks are slidably connected with the front side and the rear side of the top of the containing base correspondingly. According to the utility model, the servo motor outputs power to drive the turntable to rotate, and the connecting shaft drives the sliding block to slide back and forth on the top of the placing base in a reciprocating manner, so that the clamping plate connected with the sliding block moves synchronously, and the clamping plate can rotate around the rotating shaft II according to the profile of a sample.

This utility model belongs to the field of elevator maintenance technology, specifically relating to an elevator maintenance rack bracket. This bracket, through the cooperation of a support frame, a crossbar, and a base plate, allows the bracket to be directly pushed into the elevator shaft after the landing door is opened, enabling quick locking and improving elevator maintenance efficiency. Simultaneously, the crossbar's placement against the walls on both sides of the elevator shaft landing door ensures a more stable overall fixation of the bracket, providing a reliable and stable working environment for maintenance personnel. Turning the handle allows the lead screw to drive the support plate back and forth via threaded transmission, better matching the wall thickness and improving the bracket's applicability. The combination of wheels and a handle allows a single person to easily push the bracket to the target floor elevator entrance, reducing the labor intensity of maintenance personnel when moving the elevator and improving its ease of use.

This invention discloses a root system dynamic monitoring system suitable for multi-site deployment in the field, belonging to the field of root system monitoring technology. It includes: at least one root box, at least one imaging module, a power supply module, and at least one wireless data transmission module. The root box is a sealed structure, with at least one side being transparent. Each root box contains one imaging module and one wireless data transmission module. The imaging module's imaging direction is towards the side where the target plant's roots are located. The imaging module is electrically connected to the wireless data transmission module to transmit the collected image data to an external terminal device or server. The power supply module is electrically connected to at least one imaging module and at least one wireless data transmission module to provide power. This invention addresses the technical problems of existing root system monitoring devices, such as high cost, complex structure, insufficient spatial coverage, and high long-term operational risks.

The utility model relates to the field of wire outlet structures of electric appliance box covers, in particular to a wire outlet structure for a fan electric appliance box cover. Comprising an electric appliance box cover body, an annular wire outlet hole is formed in the electric appliance box cover body, a cable is led out of the wire outlet hole, an annular groove is formed in the wire outlet hole, a rubber sealing ring is embedded in the annular groove, a wire outlet hole cover is arranged on the wire outlet hole, and an oval groove is formed in the electric appliance box cover body. A fixing clamping plate is arranged on the electric appliance box cover body, the fixing clamping plate and the electric appliance box cover body are screwed and fixed, and a cable is arranged between a cable outlet portion of the fixing clamping plate and the oval groove. Through a triple sealing system of the rubber sealing ring, the wire outlet hole cover and the pouring sealant, dust, water vapor and other impurities can be more powerfully prevented from invading the interior of the electric appliance box, the protection grade of the electric appliance box is greatly improved, a more excellent and stable working environment is created for electric appliance elements, the service life of a fan is remarkably prolonged, and the service life of the fan is prolonged. And the equipment maintenance cost is further reduced.

This invention discloses a screw conveyor device, comprising: a screw conveyor cylinder; a screw conveyor shaft passing through the screw conveyor cylinder and having helical blades thereon; an upper bearing mounting assembly and a lower bearing mounting assembly, respectively mounted at both ends of the screw conveyor cylinder, for rotatably supporting the screw conveyor shaft; wherein, the upper bearing mounting assembly includes a double-row tapered roller bearing, and the lower bearing mounting assembly includes a double-row angular contact ball bearing, the two forming a bidirectional constraint on the screw conveyor shaft in both axial and radial directions; the lower bearing mounting assembly further includes a lower bearing housing and a lower shaft end; a grease injection cavity A is provided on one side of the lower bearing housing opposite to the lower shaft end, and a double sand seal structure is provided on both sides of the grease injection cavity A; a leakage cavity is provided on the lower bearing housing, located outside the double sand seal structure, and a downward-facing observation window is provided on the leakage cavity. This invention solves the problems of short seal life and early failure caused by misalignment of the drive device in traditional equipment.

The utility model discloses a side-mounted bearing bush temperature sensor, and aims to solve the problem that the accuracy of a temperature detection result is affected due to the fact that the detection result is deviated from the actual temperature in the traditional bearing bush temperature detection. The side-mounted bearing bush temperature sensor comprises a probe and a fixing plate, the probe is connected with the fixing plate, the fixing plate is fixedly connected with the side edge of a bearing bush, an oil inlet is formed in the side edge of the bearing bush, the probe is located in the oil inlet of the bearing bush, and the end face of the probe is arranged on the upstream of the oil inlet. The probe of the sensor is installed on the side face of the bearing bush and arranged at the position of the oil inlet, the probe can directly make contact with oil flowing into the bearing bush from the outer side of the bearing bush along the oil inlet, then temperature interference after oil mixing or heat dissipation is avoided, and measured data are more accurate. The fixed plate is connected with the side edge of the bearing bush, so that the sensor is kept at a stable position and a stable working environment during running of the bearing bush, and the accuracy of temperature measurement data is further improved.

The utility model discloses a high-temperature and high-pressure simulation test well device for downhole tool detection, which comprises a shaft, the shaft is connected with a pressurization system and a heating system through a pipeline, the shaft is used for placing a downhole tool to be detected, and the pressurization system and the heating system are respectively used for providing a high-pressure environment and a high-temperature environment for the shaft; the shaft comprises a flange straight pipe, the flange straight pipe is sleeved with a heat conduction oil cylinder, and the flange straight pipe and the heat conduction oil cylinder are both cylindrical and form two layers of shafts through welding. The upper end and the lower end of the flange straight pipe are connected with an upper blind flange and a lower blind flange respectively, a mandrel hanger is connected to the center of the lower end of the upper blind flange, and a coupling is connected to the lower end of the mandrel hanger. A pressure inlet and a liquid inlet hole are further formed in the shaft. The test well device can provide a continuous high-temperature and high-pressure environment, so that the high-temperature and high-pressure performance of an underground tool can be detected on the ground.

This invention relates to the technical field, specifically to a drilling fluid control system for fractured formations. The system includes a pressure difference extraction module, a flow velocity deviation extraction module, a fracture abrupt change identification module, a channel switching execution module, and a pump pressure adjustment execution module. In this invention, by analyzing the fluctuation amplitude of the pressure time series difference between different depths in the wellbore and comparing the flow velocity change trend, a joint identification mechanism for abnormal seepage path changes is established. This triggers control commands to drive adjustments to the delivery channel state, shortening the response cycle from identification to execution and improving the flexibility of path control. Furthermore, after the channel state switching is completed, pump pressure adjustment is performed based on the resistance characteristics of the current connection structure. By dynamically adapting the delivery frequency and pressure output, the matching and control of the fluid operating state are achieved, enhancing the drilling fluid's adaptability to fracture abrupt change environments, mitigating pressure disturbances caused by abnormal seepage, and maintaining a stable wellbore operating environment.

This utility model relates to the field of turbine expander technology and discloses a sealing structure for a turbine expander, including a turbine expander. A first connecting plate is fixedly installed on the outer surface of the turbine expander. The turbine expander is provided with a sealing mechanism, which includes a second connecting plate, a connecting pipe, a first rubber sealing ring, a connecting pipe, a second rubber sealing ring, a hollow column, a round hole, a ball, a spring, a ring, a sliding roller, and a pull ring. In this sealing structure for the turbine expander, during the installation of the connecting plate, the connecting pipe is inserted into the second sealing groove of the first connecting plate, and the connection seam is sealed by the first rubber sealing ring. At the same time, the second rubber sealing ring on the outer surface of the connecting pipe fills the first sealing groove on the inner wall of the connecting pipe. This double sealing design effectively prevents media leakage, improves sealing performance, helps maintain a stable internal working environment of the turbine expander, reduces energy loss, and improves the efficiency and reliability of the equipment.

This utility model discloses an air-cooled xenon lamp intensity acquisition device in the field of light intensity detection equipment, including a light guide box, a light guide sleeve, and an irradiator mounting block. A light guide port is threadedly connected to the front of the light guide box. A light guide sleeve is located at the center of the bottom of the light guide box, and a quartz light guide tube is installed inside the light guide sleeve. An irradiator mounting block is located at the bottom of the light guide sleeve. An irradiator connecting plate is bolted to the top of the irradiator mounting block. A reflector bracket is fixedly installed inside the irradiator mounting block via a slot. The reflector bracket is a cylindrical structure with a slanted, half-cut cylindrical shape. A light-transmitting hole penetrating the slanted surface is located at the center of the reflector bracket. The slanted surface of the reflector bracket is 135°, and a T50 reflective lens is embedded at its center. Light intensity probes are threadedly connected to the sides and bottom of the irradiator mounting block. This utility model allows the light intensity probe to be moved to a stable environment for light intensity acquisition, reducing environmental influence, resulting in more accurate measurement results and extending the probe's lifespan.

The utility model discloses an unmanned plane intelligent damping airfield for construction site tower crane, including the control room on the tower crane, the top of control room is fixed with the protection shell through the pre -buried bolt, is provided with the opening on the protection shell, is provided with the closed subassembly in the protection shell, and the bottom of protection shell sets up intelligent leveling damping module, and fixed mounting has the take -off platform on intelligent leveling damping module, and intelligent leveling damping module includes four hydraulic columns and four level sensors, and four hydraulic columns and four level sensors all distribute in the four all around of take -off platform, and the telescopic end of hydraulic column is linked with the bottom of take -off platform, through setting up intelligent leveling damping module, and level sensor real -time perception platform inclination angle, and hydraulic column automatic compensation different direction's vibration interference, can absorb the instantaneous impact of unmanned plane take -off time, also can offset the sustained sway in the tower crane operation process, always keep the stable state of take -off platform, provide the stable working environment for unmanned plane high altitude operation.

The upper cover assembly is installed on a machine body of the respiratory humidification therapeutic apparatus and comprises a cover body, the cover body is provided with an installation part and a control part, the installation part is installed on the machine body, the control part and the installation part are arranged in an included angle mode, and the control part is provided with a control screen extending in the inclined direction; the upper cover assembly further comprises a rear cover located between the installation part and the control part, and the rear cover, the cover body and the machine body are matched to define an installation cavity used for installing the driving module. Under the condition that the therapeutic apparatus is placed in the middle of the table top and a certain distance exists between the therapeutic apparatus and an operator, a user does not need to move the position of the therapeutic apparatus, the control screen can be observed and operated at the edge of the table top, and the use experience of the user is optimized. Besides, the upper cover assembly further comprises a rear cover located between the mounting part and the control part, the rear cover, the cover body and the machine body are matched to define a mounting cavity, a relatively closed working environment is provided for the driving module in the machine body, and adverse interference of the external environment to the driving module is reduced.

This application provides a powertrain and vehicle, relating to the field of electric vehicles. The powertrain includes a reducer and a motor controller. The powertrain housing includes a reducer housing and an electronic control slot. The reducer housing accommodates cooling components and the reducer's gear shaft assembly. The electronic control slot accommodates functional components of the motor controller. The outer peripheral wall of the reducer housing includes a first bottom plate and a first side plate. The axial bottom wall of the reducer housing includes an output bearing slot. The first side plate protrudes from the first bottom plate away from the output bearing slot. The first side plate is a slot wall of the electronic control slot, and the first bottom plate is the bottom of the electronic control slot. The cooling component includes at least one opening facing either the first bottom plate or the first side plate. This application cools the electronic control slot and functional components by supplying coolant to the first side plate and the first bottom plate, reducing the risk of overheating failure of internal components in the powertrain and improving overall vehicle performance.

The invention discloses a movable hanging basket operation platform of a turnover bridge anchor cable tensioning device. The movable hanging basket operation platform comprises a hanging basket platform mechanism and a movable support system. The hanging basket platform mechanism is fixedly connected with a movable support system, the movable support system comprises a transverse sliding rail, the transverse sliding rail is connected with a transverse sliding way in a sliding mode, and the transverse sliding way is fixedly connected with a longitudinal sliding rail; the movable hanging basket working platform capable of transferring the bridge anchor cable tensioning device is designed, the whole movable hanging basket working platform can be detached and transferred, the movable hanging basket working platform is suitable for continuous construction of multiple anchor points and multiple bridge sections, the equipment input cost is remarkably reduced, the high cost caused by the fact that equipment cannot be repeatedly used in a traditional method is avoided, the resource utilization efficiency is improved, and the construction cost is reduced. The hanging basket platform is fixed on the bridge cantilever arm structure, a crane does not need to suspend for a long time, the use time and cost of a hoisting machine are reduced, the construction cost is further reduced, and a stable operation environment is provided for bridge anchor cable tensioning.

The utility model relates to the technical field of LED working lamps, and discloses an LED working lamp with a standby power supply, which comprises a lamp shell, a power supply mounting mechanism comprises the standby power supply, the standby power supply is connected inside the lamp shell in a sliding manner, the bottom of a power line is fixedly connected to the rear side of the standby power supply, and the standby power supply is connected with the power line. The other end of the power line is fixedly connected with a switch, the front side of the interior of the lamp shell is slidably connected with a power source cover, the rear side of the standby power source is fixedly connected with two wire clamps, and the rear side of the standby power source is fixedly connected with two partition plates. According to the utility model, the power supply cover connected in the lamp housing in a sliding manner provides a stable working environment for the standby power supply, the rear side of the standby power supply is connected with the power line, and meanwhile, the two wire clamps on the rear side of the standby power supply clamp a circuit in the lamp housing; therefore, when the standby power supply is replaced, a circuit in the lamp shell is not damaged.

This utility model discloses a concealed microphone with a protective structure, belonging to the technical field of audio acquisition equipment, aiming to solve the problems of insufficient protection and inconvenient installation and maintenance of existing concealed microphones. It includes a microphone body with a head and a threaded shell. A first fixing plate with an annular mounting groove, a limiting groove, and a rotating plate is provided between the head and the shell. A thickened nut is fitted onto the shell. A protective assembly including multiple sleeve-type multi-section telescopic rods, springs, and magnets is installed between the two. One end of the telescopic rod is connected to the rotating plate, and the other end is magnetically attracted to the nut via a magnet. An internal spring assists in its extension and retraction. The length of the telescopic rod can be adjusted by rotating the nut. The storage annular groove and the mounting groove are compatible, achieving all-round buffer protection, balancing installation concealment and maintenance convenience, ensuring microphone structure and sound pickup stability, and is suitable for scenarios requiring concealed audio acquisition.

The utility model belongs to the field of machining, and particularly relates to a machining equipment data collector which comprises a base, a multi-shaft rotating assembly is arranged on the upper end face of the base, a data collector body is arranged at the output end of the multi-shaft rotating assembly, and two clamping plates are arranged on the lower end face of the base in a sliding mode. Air bags are arranged on the opposite side walls of the two clamping plates, an air chamber is arranged on the side wall of the other side of each clamping plate, a plurality of air channels are arranged between every two adjacent air bags and air chambers in a communicating mode, and one-way valves are arranged on the outer side walls of the air chambers. According to the utility model, through the arrangement of the air bag and other components, the data collector can inflate the interior of the air bag, so that the two clamping plates can be adaptively clamped at different positions of different machines, and can be inflated and filled with clamping end surfaces at different positions; therefore, the data collector can keep a stable data acquisition environment, and the acquisition precision is improved.

The utility model relates to the technical field of injection molding devices, and discloses a high-frequency vibration bubble-removing injection molding device for an elastomer sealing element, which comprises a base, a lower mold and an upper mold, a vertical guide rod is fixedly mounted on the base, and the lower mold and the upper mold are respectively provided with a sliding hole matched with the vertical guide rod in a sliding manner. A vibration motor is fixedly installed on the lower surface of the lower die, and limiting clamping grooves are formed in the outer walls of the two sides of the lower die. According to the high-frequency vibration bubble-removing injection molding device for the elastomer sealing element, the driving piece is arranged to control the upper mold to move up and down, and the guiding piece is matched with the inserting block and the limiting clamping groove, so that automatic clamping and locking during mold closing of the upper mold and the lower mold and automatic unlocking during mold opening are achieved, manual operation of the limiting assembly is not needed, and the production efficiency is improved. And meanwhile, when the vibration motor drives the lower mold to vibrate, a gap can be effectively prevented from being formed between the upper mold and the lower mold, and the forming precision of the elastomer sealing element is guaranteed.

The present disclosure relates to the technical field of power boost conversion devices, and one embodiment of the present disclosure provides a power boost conversion device with a heat dissipation structure, which comprises a sleeve frame and a power boost converter body, the power boost converter body is arranged in the sleeve frame, a fixing assembly is arranged between the power boost converter body and the inside of the sleeve frame, a heat dissipation assembly is arranged on the sleeve frame, the heat dissipation assembly comprises a plurality of heat conduction plates, the heat conduction plates are evenly distributed in double rows, the heat conduction plates are respectively attached to the top and bottom of the power boost converter body, a pair of heat dissipation fins are arranged on the heat conduction plates, a plurality of positioning frames are arranged on the top and bottom of the power boost converter body, the positioning frames are attached to the two sides of the heat conduction plates, and a plurality of heat dissipation holes are arranged on the top and bottom of the sleeve frame. Through the above technical scheme, the technical problem of the prior art that the traditional device is simple and the aluminum heat dissipation fin is naturally cooled, the heat dissipation area is limited, and the heat conduction efficiency is low is solved.

The utility model relates to the technical field of bearing lifting appliances, in particular to a tiltable combined lifting appliance of a rolling mill bearing, which comprises a fixed-distance pore plate, a pair of lifting arms are symmetrically hinged on the side surface of the fixed-distance pore plate, the side surfaces of the lifting arms are provided with limiting holes, and a screw rod pin shaft is hinged in one limiting hole in a limiting manner; a double-end lead screw is arranged on the inner side of the lead screw pin shaft and in the other limiting hole, the other end of the double-end lead screw is located on the two sides of the suspension arms and provided with a hexagonal fastening nut and a hexagonal distance nut in a threaded rotation mode, and a pin shaft pressing plate is fixed to one side of one suspension arm. The utility model solves the problems that the operation is troublesome and time is wasted because a steel wire rope or a lifting belt penetrates into the bearing or a ferrule to be lifted to a cleaning machine for cleaning due to the absence of a special lifting appliance when the existing bearing is horizontally placed and stored on a bedplate after being detached.

This invention belongs to the field of distribution box technology and discloses a modular assembled distribution box body, including a top plate, side plates abutting on both sides of the top plate, a back plate fixed to the top plate by a triangular plate, and a bottom plate fixed to the bottom of the back plate. Adjacent plates are interlocked by concave and convex side walls. By setting up sleeves, locking posts, intermediate sleeves and annular locking blocks, a stable frame is formed when expanding the box. Compared with the comparative patent, which cannot be expanded and adjusted, this device uses four sleeves, in conjunction with the intermediate sleeve and the center rod for three-layer sleeve installation, which enhances the continuity of splicing and avoids stress concentration at the connection. Several locking posts are equidistantly connected to the sleeves and the intermediate sleeve in a toothed shape, which effectively prevents the box from shaking. In addition, the box body plates can be disassembled and replaced, modularly installed, and the side plates are reserved with standard interfaces to facilitate the addition of distribution units in the future. This solves the problems of complex installation, difficult maintenance and poor expandability of traditional boxes.

The utility model provides an inner hole spraying device. The inner hole spraying device comprises a rack, a fixed seat, a sliding seat and a spraying pipe with a mounting cavity, the fixed seat is fixedly arranged on the rack, the spraying pipe is connected to the sliding seat, the sliding seat is arranged on the rack in a sliding mode, when the sliding seat slides towards the fixed seat, the spraying pipe extends out of the fixed seat, and when the sliding seat slides towards the mounting cavity, the spraying pipe is connected to the mounting cavity. A spraying opening is formed in the end, close to the fixing base, of the spraying pipe. The spraying pipe and the sliding base capable of driving the spraying pipe and the spraying opening in the spraying pipe to move are designed, when the spraying device is used, the spraying gun is arranged in the spraying pipe and stretches into the inner hole of the part through the displacement of the spraying pipe to achieve spraying, the spraying device is suitable for spraying of the inner hole with the deep and long hole, and the problem that spraying of the inner hole with the deep and long hole cannot be achieved through an existing technology is solved.

This invention discloses a horizontal laser film removal and sandblasting machine for insulating glass production, relating to the field of insulating glass production technology. It includes a frame, a controller, and a glass placement rack. A dust collection mechanism is installed inside the frame, and a laser generating mechanism is installed on the top of the frame. This horizontal laser film removal and sandblasting machine for insulating glass production uses a high-precision three-axis motion system composed of gears, racks, electric slide rails, and a lifting mechanism to drive the laser head to quickly and accurately position itself in three-dimensional space, meeting the processing requirements of complex paths. Simultaneously, the dust collection mechanism achieves complete synchronization with laser processing through mechanical connection, ensuring that the dust hood is always precisely positioned directly below the laser processing point. This achieves immediate dust collection upon generation, significantly improving dust collection efficiency, preventing dust diffusion, and creating a cleaner and more stable working environment for the laser head, thereby ensuring high quality and high efficiency in the film removal and sandblasting processes.

The utility model belongs to the technical field of voltage transformer protection equipment, and particularly relates to a packaging shell of a voltage transformer, which comprises a packaging bottom plate, a packaging shell body, a sealing mechanism and a wire holder. The sealing mechanism comprises a first sealing assembly and a second sealing assembly. The first sealing assembly comprises a first sealing seat, a first sealing ring and a first sealing plunger. The second sealing assembly comprises a second sealing seat, a second sealing ring and a second sealing plunger. According to the packaging shell of the voltage transformer, the double-sealing assembly is adopted, and dust, moisture and other external impurities are effectively prevented from entering the packaging shell; as the sealing performance is improved, the packaging shell can effectively prevent dust from invading; meanwhile, gaps are reduced through the integrally-formed packaging bottom plate and packaging shell structure, the dust entering possibility is further reduced, electrical elements of the voltage transformer are protected against dust influences, and the working stability and reliability of the voltage transformer are improved.